Clip Zip No Longer Allows Bookmarking

If you don’t like the latest firmware, why don’t you just try an older version?

You can do a manual downgrade of the firmware to an older version.

You can try these versions for instance:

http://forums.sandisk.com/t5/Sansa-Clip-Zip/Sansa-Clip-Zip-Firmware-01-01-15/td-p/243608

http://forums.sandisk.com/t5/Sansa-Clip-Zip/Sansa-Clip-Zip-Firmware-01-01-18/td-p/254122

Instructions for a manual upgrade or downgrade of the firmware are in the links.